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Commit f3dcc88d authored by Aaron Liu's avatar Aaron Liu Committed by Greg Kroah-Hartman
Browse files

drm/amdgpu: remove ATPX_DGPU_REQ_POWER_FOR_DISPLAYS check when hotplug-in 



commit bdb1ccb080dafc1b4224873a5b759ff85a7d1c10 upstream.

In amdgpu_atif_handler, when hotplug event received, remove
ATPX_DGPU_REQ_POWER_FOR_DISPLAYS check. This bit's check will cause missing
system resume.

Signed-off-by: default avatarAaron Liu <aaron.liu@amd.com>
Reviewed-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 84c82ab8

drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c

+1 −2
Original line number Diff line number Diff line
@@ -416,8 +416,7 @@ static int amdgpu_atif_handler(struct amdgpu_device *adev, 
			}

		}

		if (req.pending & ATIF_DGPU_DISPLAY_EVENT) {

			if ((adev->flags & AMD_IS_PX) &&

			    amdgpu_atpx_dgpu_req_power_for_displays()) {

			if (adev->flags & AMD_IS_PX) {

				pm_runtime_get_sync(adev->ddev->dev);

				/* Just fire off a uevent and let userspace tell us what to do */

				drm_helper_hpd_irq_event(adev->ddev);